CN216319449U

CN216319449U - Cervical dilator for gynecological operation

Info

Publication number: CN216319449U
Application number: CN202121891502.XU
Authority: CN
Inventors: 隋洪洋; 王月明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-04-19
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a cervical dilator for gynecological operation, which comprises a shell and a supporting leg adjusting sleeve, wherein a dilating cavity and a device cavity are arranged in the shell, a supporting leg is fixedly connected to the lower end of the shell, the supporting leg is fixedly connected to the lower end of the supporting leg, the supporting leg is inserted in the supporting leg adjusting sleeve and is fixedly connected with the supporting leg adjusting sleeve through an adjusting and fixing mechanism, and an elastic dilating sleeve is fixedly connected to the end part of the shell. According to the utility model, by arranging the locking mechanism, the transmission mechanism, the expanding mechanism, the pushing mechanism, the elastic expanding piece and the like, the expansion degree of the elastic expanding piece can be adjusted to expand in different scales without inserting for many times, so that the pain of a patient is relieved in the expansion process, and meanwhile, the height of the shell can be changed by changing the connection between the adjusting bolt and different bolt holes, so that a medical worker does not need to hold the expanding device for operation all the time, and the working intensity of the medical worker is reduced.

Description

Cervical dilator for gynecological operation

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a cervical dilator for gynecological operation.

Background

Gynaecology is a branch of gynaecology and obstetrics, is a specialized department taking female gynopathy as diagnosis and treatment, is divided into western medicine gynopathy and traditional Chinese medicine gynae, cervical diseases are one of common diseases in gynae, and when the cervical diseases are treated, the cervix uteri needs to be dilated.

At present can use the dilating rod when expanding the cervix uteri, the size of dilating rod is different, insert the cervix uteri department in proper order by little to big with the dilating rod when using and expand it, need insert many times when the expansion, the process of expansion is more loaded down with trivial details, and can also increase patient's misery, current dilating rod can't adjust its height when using simultaneously, consequently need medical personnel to hand the dilating rod always when using and operate, this leads to medical personnel working strength to increase by a wide margin, consequently, need provide a gynaecology's operation cervix dilator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a cervical dilator for gynecological operation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a cervical dilator for gynecological operation, which comprises a shell and a supporting leg adjusting sleeve, wherein a dilating cavity and a device cavity are arranged in the shell, the lower end of the shell is fixedly connected with a supporting leg, the lower end of the supporting leg is fixedly connected with a supporting leg, the supporting leg is inserted in the supporting leg adjusting sleeve, the supporting legs are fixedly connected with the supporting leg adjusting sleeves through the adjusting and fixing mechanisms, the end part of the shell is fixedly connected with an elastic expanding sleeve, an expanding mechanism for expanding the elastic expanding sleeve is arranged between the elastic expanding sleeve and the side wall of the shell, the device cavity is characterized in that a pair of threaded rods are symmetrically and fixedly connected between the opposite inner walls of the cavity, the threaded rods are provided with pushing mechanisms used for pushing the expanding mechanism to the two sides, one threaded rod is provided with a transmission mechanism used for transmitting the other threaded rod, and the side wall of the shell is provided with a locking mechanism used for locking the threaded rod.

Preferably, the adjusting and fixing mechanism comprises an adjusting bolt and a bolt hole, the bolt holes are all arranged on the supporting leg, and the bolt hole is arranged on the side wall of the supporting leg adjusting sleeve.

Preferably, expand and prop the mechanism including expanding vaulting pole and spring, expand vaulting pole sliding connection be in on the shell lateral wall, spring elastic connection is in elasticity expands between propping cover and the shell lateral wall, just expand vaulting pole one end fixed connection in elasticity expands on propping the cover inner wall, expand the vaulting pole other end and be the slope form and extend to expand and prop the intracavity.

Preferably, pushing mechanism includes threaded sleeve and wedge ejector pad, threaded sleeve threaded connection be in on the threaded rod, the wedge ejector pad sets up expand and prop the intracavity, just the wedge ejector pad passes through connecting rod fixed connection with threaded sleeve.

Preferably, the transmission mechanism comprises a pair of belt pulleys, one belt pulley is coaxially and fixedly connected to one threaded rod, the other belt pulley is coaxially and fixedly connected to the other threaded rod, and the pair of belt pulleys are in transmission connection through a belt.

Preferably, the locking mechanism comprises a ratchet wheel, a pawl and a rocker, the ratchet wheel is rotatably connected to the side wall of the shell and coaxially and fixedly connected with one threaded rod, the pawl is rotatably connected to the side wall of the shell and matched with the ratchet wheel, and the rocker is fixedly connected to the side wall of the ratchet wheel.

The utility model has the following beneficial effects:

1. by arranging the locking mechanism, the transmission mechanism, the expanding mechanism, the pushing mechanism and the elastic expanding piece, when the cervix uteri needs to be expanded, the head of the shell is inserted once, then the rocker is rotated to adjust the expansion degree of the elastic expanding piece, so that the expansion with different scales can be carried out, the repeated insertion is not needed, the expansion process is simplified, and the pain of a patient is relieved;

2. through setting up landing leg, landing leg adjusting collar and adjustment mechanism, can change the height of shell through changing being connected between adjusting bolt and the different bolt holes to need not medical personnel and hold the expander always and operate, reduced medical personnel working strength.

Drawings

Fig. 1 is a schematic structural view of a cervical dilator for gynecological operation according to the present invention;

fig. 2 is a schematic external structural view of a cervical dilator for gynecological operation according to the present invention;

fig. 3 is a side view of a cervical dilator for gynecological operation according to the present invention.

In the figure: 1. a housing; 2. a support leg; 3. a supporting leg adjusting sleeve; 4. bolt holes; 5. adjusting the bolt; 6. expanding the cavity; 7. a device cavity; 8. an elastic expanding sleeve; 9. expanding a support rod; 10. a spring; 11. a wedge-shaped push block; 12. a threaded rod; 13. a threaded sleeve; 14. a connecting rod; 15. a belt pulley; 16. a ratchet wheel; 17. a rocker; 18. a pawl.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a cervical dilator for gynecological operation comprises a shell 1 and a leg adjusting sleeve 3, wherein a dilating cavity 6 and a device cavity 7 are arranged in the shell 1, a leg 2 is fixedly connected to the lower end of the leg 2, and the leg 2 is inserted in the leg adjusting sleeve 3.

And landing leg 2 is through adjusting fixed establishment and landing leg adjusting collar 3 fixed connection, adjusts fixed establishment and includes adjusting bolt 5 and bolt hole 4, and a plurality of bolt holes 4 all establish on landing leg 2, and single bolt hole 4 is seted up on landing leg adjusting collar 3 lateral wall.

1 tip fixedly connected with elasticity of shell expands and props cover 8, elasticity expands to prop installs between

cover

8 and 1 lateral wall of shell and is used for expanding the elasticity and expands the mechanism that props of propping cover 8, expand and prop the mechanism including expanding vaulting pole 9 and spring 10, expand vaulting pole 9 sliding connection on 1 lateral wall of shell, spring 10 elastic connection expands at elasticity and props between

cover

8 and 1 lateral wall of shell, and expand 9 one end fixed connection of vaulting pole on elasticity expands and props cover 8 inner wall, expand the vaulting pole 9 other end and be the slope form and extend to expand and prop in the chamber 6.

Symmetrical fixedly connected with a pair of threaded rod 12 between the relative inner wall in device chamber 7, threaded rod 12 are installed and are used for expanding the pushing mechanism who props the mechanism to both sides promotion, and pushing mechanism includes threaded sleeve 13 and wedge ejector pad 11, and threaded sleeve 13 threaded connection is on threaded rod 12, and wedge ejector pad 11 sets up and props the intracavity 6 expanding, and wedge ejector pad 11 passes through connecting rod 14 fixed connection with threaded sleeve 13.

A transmission mechanism for transmitting the rotation of the other threaded rod 12 is installed on one threaded rod 12 and comprises a pair of belt pulleys 15, one belt pulley 15 is coaxially and fixedly connected to one threaded rod 12, the other belt pulley 15 is coaxially and fixedly connected to the other threaded rod 12, and the pair of belt pulleys 15 are in transmission connection through a belt.

The side wall of the shell 1 is provided with a locking mechanism for locking the threaded rod 12, the locking mechanism comprises a ratchet wheel 16, a pawl 18 and a rocker 17, the ratchet wheel 16 is rotatably connected to the side wall of the shell 1 and is coaxially and fixedly connected with the threaded rod 12, the pawl 18 is rotatably connected to the side wall of the shell 1, the pawl 18 is matched with the ratchet wheel 16, and the rocker 17 is fixedly connected to the side wall of the ratchet wheel 16.

In the utility model, when the cervix is required to be dilated, the head of the shell 1 is inserted into the cervix, then the rocker 17 is rotated, the rocker 17 drives the two threaded rods 12 to rotate, the threaded rods 12 drive the threaded sleeves 13 to horizontally move, so that the two expanding rods 9 are pushed to two sides by the two wedge-shaped push blocks 11 to jack, and the elastic expanding sleeve 8 is expanded to expand the cervix.

Medical personnel can change the height of shell 1 through changing being connected between adjusting bolt 5 and the different bolt hole 4 simultaneously to need not medical personnel and hold the expander always and operate, reduced medical personnel working strength.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a gynaecology's operation cervical expands and props ware, includes shell (1) and landing leg adjusting collar (3), its characterized in that, be provided with in shell (1) and expand chamber (6) and device chamber (7), shell (1) lower extreme fixedly connected with landing leg (2), landing leg (2) are inserted and are established in landing leg adjusting collar (3), just landing leg (2) are through adjusting fixed establishment and landing leg adjusting collar (3) fixed connection, shell (1) tip fixed connection elasticity expands and props cover (8), elasticity expands to prop to install between cover (8) and shell (1) lateral wall and is used for expanding the mechanism that expands that props cover (8) is expanded to elasticity, symmetrical fixedly connected with a pair of threaded rod (12) between the relative inner wall in device chamber (7), threaded rod (12) are installed and are used for promoting to both sides expand the pushing mechanism that props the mechanism, one threaded rod (12) is provided with a transmission mechanism for transmitting the other threaded rod (12) to rotate, and the side wall of the shell (1) is provided with a locking mechanism for locking the threaded rod (12).

2. A cervical dilator for gynecological operations according to claim 1, characterized in that said adjusting and fixing means comprise adjusting bolts (5) and bolt holes (4), a plurality of said bolt holes (4) being provided on said leg (2), a single said bolt hole (4) being provided on the side wall of said leg adjusting sleeve (3).

3. The cervical dilator for gynecological operation according to claim 1, wherein the dilating mechanism comprises a dilating rod (9) and a spring (10), the dilating rod (9) is slidably connected to the side wall of the housing (1), the spring (10) is elastically connected between the elastic dilating sleeve (8) and the side wall of the housing (1), one end of the dilating rod (9) is fixedly connected to the inner wall of the elastic dilating sleeve (8), and the other end of the dilating rod (9) is inclined and extends into the dilating cavity (6).

4. The cervical dilator for gynecological operations according to claim 1, wherein said pushing mechanism comprises a threaded sleeve (13) and a wedge-shaped pushing block (11), said threaded sleeve (13) is threaded on said threaded rod (12), said wedge-shaped pushing block (11) is disposed in said dilating cavity (6), and said wedge-shaped pushing block (11) and said threaded sleeve (13) are fixedly connected through a connecting rod (14).

5. The cervical dilator for gynecological operations according to claim 1, wherein said transmission mechanism comprises a pair of belt pulleys (15), one of said belt pulleys (15) is coaxially and fixedly connected to one of said threaded rods (12), the other of said belt pulleys (15) is coaxially and fixedly connected to the other of said threaded rods (12), and a pair of said belt pulleys (15) is connected by a belt transmission.

6. The cervical dilator for gynecological operation according to claim 1, wherein the locking mechanism comprises a ratchet wheel (16), a pawl (18) and a rocker (17), the ratchet wheel (16) is rotatably connected to the side wall of the housing (1) and is coaxially and fixedly connected with one of the threaded rods (12), the pawl (18) is rotatably connected to the side wall of the housing (1), the pawl (18) is matched with the ratchet wheel (16), and the rocker (17) is fixedly connected to the side wall of the ratchet wheel (16).